24KV Switchgear Cabinet

KYN28-24 armored AC metal-enclosed switchgear cabinet is suitable for three-phase AC 50Hz power system, used to receive and distribute electric energy and control, protect and monitor the circuit. Conditions of Use Ambient air temperature: the highest temperature is 40℃, the lowest temperature...

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Description

KYN28-24 armored AC metal-enclosed switchgear cabinet is suitable for three-phase AC 50Hz power system, used to receive and distribute electric energy and control, protect and monitor the circuit.

Conditions of Use

Ambient air temperature: the highest temperature is 40℃, the lowest temperature is -15℃

Relative humidity: daily average value not more than 95%, daily average water vapor pressure not more than 2.2Kpa, monthly average value not more than 90%, and monthly average water vapor pressure not more than 1.8Kpa

Altitude: 1000m and below

Earthquake intensity: no more than 8 degrees.

The surrounding air should not be significantly polluted by corrosive or combustible gas, water vapor, etc.

There is no frequent severe vibration place.

When used under normal environmental conditions exceeding GB3906, the user and the manufacturer shall negotiate;

Technical specification of KYN28-24 switchgear cabinet

Item		Unit	Data
Rated voltage		KV	24
Insulation level	Rated power-frequency withstand voltage(1min)	KV	65/79(phase to earth/across open contacts)
Insulation level	Rated lightening impulse withstand voltage	KV	125/145(phase to earth/across open contacts)
Rated frequency		HZ	50/60
Rated main bus bar current		A	630,1250,1600,2000,3150
Rated branching bus bar current		A	630,1250,1600,2000,3150
4s Short-time withstand current(rms.)		KA	16,20,25,31.5
Peak withstand current(peak.)		KA	40,50,63,80
Protection degree			Enclosure:IP4X, Between compartment:IP2X